/*
 *
 * (c) Copyright Ascensio System Limited 2010-2018
 *
 * This program is freeware. You can redistribute it and/or modify it under the terms of the GNU 
 * General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html). 
 * In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that 
 * Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
 *
 * THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
 * FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
 *
 * You can contact Ascensio System SIA by email at sales@onlyoffice.com
 *
 * The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display 
 * Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
 *
 * Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains 
 * relevant author attributions when distributing the software. If the display of the logo in its graphic 
 * form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE" 
 * in every copy of the program you distribute. 
 * Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
 *
*/


using System.Collections.Generic;
using System.Linq;

using ASC.Common;
using ASC.Core.Common.EF;
using ASC.Core.Common.EF.Context;
using ASC.Core.Common.EF.Model;

namespace ASC.IPSecurity
{
    [Scope]
    public class IPRestrictionsRepository
    {
        private const string dbId = "core";

        private TenantDbContext TenantDbContext { get; }

        public IPRestrictionsRepository(DbContextManager<TenantDbContext> dbContextManager)
        {
            TenantDbContext = dbContextManager.Get(dbId);
        }

        public List<IPRestriction> Get(int tenant)
        {
            return TenantDbContext.TenantIpRestrictions
                .Where(r => r.Tenant == tenant)
                .Select(r => new IPRestriction
                {
                    Id = r.Id,
                    Ip = r.Ip,
                    TenantId = r.Tenant
                })
                .ToList();
        }

        public List<string> Save(IEnumerable<string> ips, int tenant)
        {
            using var tx = TenantDbContext.Database.BeginTransaction();

            var restrictions = TenantDbContext.TenantIpRestrictions.Where(r => r.Tenant == tenant).ToList();
            TenantDbContext.TenantIpRestrictions.RemoveRange(restrictions);

            var ipsList = ips.Select(r => new TenantIpRestrictions
            {
                Tenant = tenant,
                Ip = r
            });

            TenantDbContext.TenantIpRestrictions.AddRange(ipsList);

            tx.Commit();
            return ips.ToList();
        }
    }
}